Saddle WTB Silverado 265 Chromoly MediumSaddle WTB Silverado 265 Chromoly Medium The revered Silverado saddle has been updated with a shorter 265mm length and new Fusion Form base technology to provide the same comfort you know and love, but with a modern look! Fusion Form technology allows us to fine tune the amount of fiber infused into the nylon of each specific saddle model to create a flex profile that balances comfort, support and durability to match the intended use of each